dart-app-core/lib/utils/system_util.dart
2023-01-28 01:01:21 +09:00

75 lines
1.7 KiB
Dart

import 'dart:async';
import 'dart:convert';
import 'dart:io';
Map<String, List<String>?> envArguments(List<String> arguments) {
var dic = <String, List<String>?>{};
var list = <String>[];
var length = arguments.length;
for (var i = 0; i < length; ++i) {
var value = arguments[i];
var key = _getKey(value);
if (key != null) {
var index = i + 1;
list.clear();
while (index < length) {
var arg = arguments[index];
if (_getKey(arg) == null) {
list.add(arg);
index++;
} else {
i = index - 1;
break;
}
}
List<String>? arr = List<String>.from(list);
if (arr.isEmpty) arr = null;
dic[key] = arr;
}
}
return dic;
}
String? _getKey(String value) {
String? key;
if (value.indexOf('-') == 0) {
key = value.substring(1, value.length);
}
return key;
}
Map<String, dynamic>? getMapFromJson(String jsonStr) {
Map<String, dynamic>? map;
if (jsonStr.length > 5) {
JsonCodec codec = JsonCodec();
try {
map = codec.decode(jsonStr);
} catch (e) {
print("Error: $e");
}
}
return map;
}
Future<String> getIPAddress(String domain) async {
var c = Completer<String>();
var ipAddress;
var regEx = RegExp(r'(://)([a-zA-Z0-9-.]+)(/|:)');
var match = regEx.firstMatch(domain);
if (match != null && match.groupCount > 2) {
domain = match.group(2)!;
var list = await InternetAddress.lookup(domain);
for (var address in list) {
ipAddress = address.address;
break;
}
}
c.complete(ipAddress);
return c.future;
}
Future get simpleFuture {
var c = Completer();
c.complete();
return c.future;
}